7128105 is an odd 7-digits composite number following 7128104
and preceding 7128106 . In scientific notation, it is written as 7.128105 × 10^6.
The sum of its digits is 24. It has a total of 2 prime factors and 4 positive divisors.
There are 3801648 positive integers (up to 7128105) that are relatively prime to 7128105.
7128105 has 4 divisors, whose sum is 7603328
The reverse of 7128105 is 5018217
Previous prime number is 15
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 24
Digital Root 6
Name
seven million one hundred twenty-eight thousand one hundred five
Scientific notation
7.128105 × 10^6
Engineering notation
7.128105 × 10^6
Prime Factorization
15 × 475207
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
7128105
Product of the distinct prime numbers
The prime factorization of 7128105 is 15 × 475207.
Since it has a total of 2 prime factors.
6 , 4 , 44 , 65 , 957 , 787 , 2009 , 8539 , 77311 , 35030 , 907658 , 176002 , 452959 , 8316982 , 92055675 , 21044985 , 41953375 , 907284456 , 2626953649 , 7364000496
n×2
14256210
n×3
21384315
n×4
28512420
n×5
35640525
n÷2
3564052.5
n÷3
2376035
n÷3
1782026.25
n÷5
1425621
n2
50809880891025
n3
3.6217816602872E+20
n4
2.5816439961601E+27
n5
1.8402229477249E+34
2 √n
2669.8511194447
3 √n
192.45300477576
4 √n
51.670602081306
5 √n
23.474417137974
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-7128104
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 7128105 can be divided by 4 positive divisors.
The sum of these divisors (counting 7128105) is 1, the average is 0.25.
Base
System
Value
2
Binary
11011001100010000101001
3
Ternary
111102010220220
4
Quaternary
123030100221
5
Quinary
3311044410
6
Senary
412440253
8
Octal
33142051
10
Decimal
7128105
12
Duodecimal
2479089
16
Hexadecimal
6cc429
20
Vigesimal
24b055
36
Base36
48s2x
md5
e040799a2d964e661ef861156c3e4f19
sha1
8e725ae609da67ca21cb3e1d744d4d78b0011562
sha256
89d5758e6c7e6990d220076c3cae25e901e607aa1814c6bb0a9f1eb49b960ef9
sha512
3f2b650a62a0f811667963c86b47ed33917a04a4f1cb611d2091bd18d0bbee67bfbca7960efb8939a5961d466bbd33566aa39d28791f8ff9eef3dbd39f8f8fb9
ripemd-160
754a03d3664a70bd6a9d9af6eecd1892012f62eb
Diameter
14256210
Circumference
44787204.604033
Area
1.5962394853702E+14
Volume
1.5170883542486E+21
Surface area
6.3849579414807E+14
Circumference
44787204.604033
Perimeter
28512420
Area
50809880891025
Diagonal
10080662.765019
Surface area
304859285346150
Volume
3.6217816602872E+20
Space diagonal
12346240.021686
Perimeter
21384315
Area
22001323807445
Altitude
6173120.0108429
Surface area
22001323807445
Volume
4.2683106199436E+19
Height
3360220.9216732